148990000

Names of 148990000

• Cardinal: 148990000 can be written as One hundred forty-eight million, nine hundred ninety thousand.

Scientific notation

• Scientific notation: 1.4899 × 10⁸

Factors of 148990000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 371

Divisors of 148990000

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 47 50 80 94 100 125 188 200 235 250 317 376 400 470 500 625 634 752 940 1000 1175 1250 1268 1585 1880 2000 2350 2500 2536 3170 3760 4700 5000 5072 5875 6340 7925 9400 10000 11750 12680 14899 15850 18800 23500 25360 29375 29798 31700 39625 47000 58750 59596 63400 74495 79250 94000 117500 119192 126800 148990 158500 198125 235000 238384 297980 317000 372475 396250 470000 595960 634000 744950 792500 1191920 1489900 1585000 1862375 2979800 3170000 3724750 5959600 7449500 9311875 14899000 18623750 29798000 37247500 74495000 148990000
• Sum of all divisors σ(n): 369556704
• Sum of proper divisors (its aliquot sum) s(n): 220566704
• 148990000 is an abundant number, because the sum of its proper divisors (220566704) is greater than itself. Its abundance is 71576704

Bases of 148990000

• Binary: 1000111000010110100000110000₂
• Hexadecimal: 0x8E16830
• Base-36: 2GPDF4

Squares and roots of 148990000

• 148990000 squared (148990000²) is 22198020100000000
• 148990000 cubed (148990000³) is 3307283014699000000000000
• The square root of 148990000 is 12206.1459929005
• The cube root of 148990000 is 530.1340588849

Scales and comparisons

• 148,990,000 seconds is equal to 4 years, 38 weeks, 2 days, 10 hours, 6 minutes, 40 seconds.
• To count from 1 to 148,990,000 would take you about seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 148990000 cubic inches would be around 44.2 feet tall.

Recreational maths with 148990000

• 148990000 backwards is 000099841
• The number of decimal digits it has is: 9
• The sum of 148990000's digits is 31
• More coming soon!